Answer:
The hill we climbed
To the next hill we climb
To the hill i have yet climbed
Over the tragedy and losses
Over the win's and winners
For forgiveness and justice
For i have lived yet not at peace
For the skin i have, for my opinions, for my likes
Dreams i have yet achieved
For hope i yet to feel
But another hill i have yet to climb
Explanation:
The two obstacles for develop nation are
-climate change is main problem
-Affordability of healcare
B. Achieving great power should be the correct answer.